Question: Who's rule over Tocanis government ended on 3-22-20187?
Paraphrase: Give me the name of the ruler whose reign over the Tocanis government ended on 3/22/20187.
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q43695 p:P6 ?s . ?s ps:P6 ?obj . ?s pq:P582 ?x filter(contains(YEAR(?x),'2018')) }